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Problem & Solution

Practical answers to common plastic material challenges

11636 questions
Q
Insufficient aging resistance of the product
A
Determines the service life
Material Analysis PVC aging
Q
Product flash and burrs
A
Pressure balance relationship
Injection Molding PVC flash
Q
Product sink marks and depressions
A
Most common injection appearance defect
Molds & Tooling PVC sink mark
Q
Improper drying temperature causes pellet agglomeration
A
Drying conditions need precise control
Material Drying PVC agglomeration
Q
Poor sizing and cooling effect
A
Determines the final accuracy
Molding Process PVC sizing
Q
Incomplete filling, short shot
A
Basic defect
Molds & Tooling PVC short shot
Q
Product warpage and deformation
A
Consider all aspects
Molds & Tooling PVC warpage
Q
Improper mold temperature setting
A
No less important than barrel temperature
Molds & Tooling PVC mold temperature
Q
Unsuitable screw compression ratio
A
Match material characteristics
Processing Machinery PVC compression ratio
Q
Inconsistent quality between batches
A
Basic requirement of consistency
Material Analysis PVC batch
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